<template>
  <div>
    <TypeNav />
    <div class="main">
      <div class="py-container">
        <!--bread面包屑-->
        <div class="bread">
          <ul class="fl sui-breadcrumb">
            <li>
              <a>全部结果</a>
            </li>
          </ul>
          <ul class="fl sui-tag">
            <li class="with-x" v-if="params.keyword !== undefined">
              {{ params.keyword }}<i @click="del(1)">×</i>
            </li>
            <li class="with-x" v-if="params.categoryName !== undefined">
              {{ params.categoryName }}<i @click="del(2)">×</i>
            </li>
            <li class="with-x" v-if="params.trademark !== undefined">
              {{ params.trademark.split(":")[1] }}<i @click="del(3)">×</i>
            </li>
            <li class="with-x" v-for="(item, index) in props" :key="item">
              {{ item.split(":")[1] }}<i @click="del(4, index)">×</i>
            </li>
          </ul>
        </div>

        <!--selector-->
        <SearchSelector @trademarkInfo="trademarkInfo" @propsFn="propsFn" />

        <!--details-->
        <div class="details clearfix">
          <div class="sui-navbar">
            <div class="navbar-inner filter">
              <ul class="sui-nav">
                <li :class="isOne === true ? 'active' : ''" @click="sortFn(1)">
                  <a
                    >综合<span v-show="isOne">{{
                      isDown === true ? "⬇" : "⬆"
                    }}</span></a
                  >
                </li>
                <li :class="isTwo === true ? 'active' : ''" @click="sortFn(2)">
                  <a
                    >价格<span v-show="isTwo">{{
                      isDown === true ? "⬇" : "⬆"
                    }}</span></a
                  >
                </li>
              </ul>
            </div>
          </div>
          <div class="goods-list">
            <ul class="yui3-g">
              <li class="yui3-u-1-5" v-for="item in goodsList" :key="item.id">
                <div class="list-wrap">
                  <div class="p-img">
                    <!-- 太多会卡死(元素少的时候可以用) -->
                    <router-link :to="`/detail/${item.id}`">
                      <img v-lazy="item.defaultImg" />
                    </router-link>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥</em>
                      <i>{{ item.price }}</i>
                    </strong>
                  </div>
                  <div class="attr">
                    <a :title="item.title">{{ item.title }}</a>
                  </div>
                  <div class="commit">
                    <i class="command"
                      >已有<span>{{ item.hotScore }}</span
                      >人评价</i
                    >
                  </div>
                  <div class="operate">
                    <a class="sui-btn btn-bordered btn-danger">加入购物车</a>
                    <a class="sui-btn btn-bordered">收藏</a>
                  </div>
                </div>
              </li>
            </ul>
          </div>

          <Pagination
            :pageNo="params.pageNo"
            :pageSize="params.pageSize"
            :total="total"
            :continues="5"
            @getPageNo="getPageNo"
          />
        </div>
      </div>
    </div>
  </div>
</template>

<script>
import { mapGetters, mapState } from "vuex";
import SearchSelector from "./SearchSelector/SearchSelector";
export default {
  name: "Search",
  components: {
    SearchSelector,
  },
  data() {
    return {
      params: { order: "1:desc", pageNo: 1, pageSize: 10 },
      props: [],
    };
  },
  watch: {
    $route: {
      handler() {
        //数据复杂的时候再开深度监听
        this.params.pageNo = 1;
        Object.assign(this.params, this.$route.query, this.$route.params);
        this.getData();
      },
    },
  },
  computed: {
    //没有划分模块所以直接用
    ...mapGetters(["goodsList"]),
    //拿到其中一个仓库中的数据
    ...mapState({
      total: (state) => state.search.searchInfo.total,
    }),
    isOne() {
      //在对象中找是否存在1,不存在返回-1,存在的话返回下标
      return this.params.order.indexOf("1") !== -1;
    },

    isTwo() {
      //在对象中找是否存在2
      return this.params.order.indexOf("2") !== -1;
    },

    isDown() {
      return this.params.order.indexOf("desc") !== -1;
    },
  },
  beforeMount() {
    // ES6新特性合并对象
    Object.assign(this.params, this.$route.query, this.$route.params);
  },
  mounted() {
    this.getData();
  },
  methods: {
    getData() {
      this.$store.dispatch("reqGetSearchInfo", this.params);
    },
    del(e, index) {
      let loction = { name: "search" };
      this.params.pageNo = 1;
      if (e === 1) {
        this.$bus.$emit("clear"); //兄弟组件通讯
        delete this.params.keyword;
        loction.query = this.$route.query; //这里面也是存对象
        this.$router.push(loction);
      } else if (e === 2) {
        delete this.params.categoryName;
        delete this.params.category1Id;
        delete this.params.category2Id;
        delete this.params.category3Id;
        loction.params = this.$route.params; //这里面也是存对象
        this.$router.push(loction);
      } else if (e === 3) {
        delete this.params.trademark;
        Object.assign(this.params, this.$route.query, this.$route.params);
        this.getData();
      } else {
        //会改变原数组
        this.props.splice(index, 1);
        if (this.props.length === 0) {
          delete this.params.props;
        }
        Object.assign(this.params, this.$route.query, this.$route.params);
        this.getData();
      }
    },
    //自定义事件调用子组件中的方法
    trademarkInfo(e) {
      this.params.pageNo = 1;
      this.params.trademark = e.tmId + ":" + e.tmName;
      this.getData();
    },
    propsFn(item, item2) {
      //或者使用indexof,如果存在的话就返回-1不存在的话就往最前面存入数据
      // if (
      //   this.props.indexOf(item.attrId + ":" + item2 + ":" + item.attrName) ===
      //   -1
      // )
      this.params.pageNo = 1;
      this.props.push(item.attrId + ":" + item2 + ":" + item.attrName);
      //ES6新方法(去重)
      this.props = Array.from(new Set(this.props));
      this.params.props = this.props;
      this.getData();
    },
    sortFn(e) {
      // 根据起始值判断用户是否切换了
      let originE = parseInt(this.params.order.split(":")[0]);
      if (e === 1) {
        //如果起始值匹配上的话,那就正常排序
        if (originE === e) {
          if (this.isDown !== false) {
            this.params.order = "1:asc";
          } else {
            this.params.order = "1:desc";
          }
        } else {
          //如果没有匹配上的话那就默认倒序
          this.params.order = "1:desc";
        }
      } else {
        if (originE === e) {
          if (this.isDown !== false) {
            this.params.order = "2:asc";
          } else {
            this.params.order = "2:desc";
          }
        } else {
          this.params.order = "2:desc";
        }
      }
      this.getData();
    },
    getPageNo(e) {
      //获取传来的页码值重新请求
      this.params.pageNo = e;
      this.getData();
    },
  },
};
</script>

<style lang="less" scoped>
.main {
  margin: 10px 0;

  .py-container {
    width: 1200px;
    margin: 0 auto;

    .bread {
      margin-bottom: 5px;
      overflow: hidden;

      .sui-breadcrumb {
        padding: 3px 15px;
        margin: 0;
        font-weight: 400;
        border-radius: 3px;
        float: left;

        li {
          display: inline-block;
          line-height: 18px;

          a {
            color: #666;
            text-decoration: none;

            &:hover {
              color: #4cb9fc;
            }
          }
        }
      }

      .sui-tag {
        margin-top: -5px;
        list-style: none;
        font-size: 0;
        line-height: 0;
        padding: 5px 0 0;
        margin-bottom: 18px;
        float: left;

        .with-x {
          font-size: 12px;
          margin: 0 5px 5px 0;
          display: inline-block;
          overflow: hidden;
          color: #000;
          background: #f7f7f7;
          padding: 0 7px;
          height: 20px;
          line-height: 20px;
          border: 1px solid #dedede;
          white-space: nowrap;
          transition: color 400ms;
          cursor: pointer;

          i {
            margin-left: 10px;
            cursor: pointer;
            font: 400 14px tahoma;
            display: inline-block;
            height: 100%;
            vertical-align: middle;
          }

          &:hover {
            color: #28a3ef;
          }
        }
      }
    }

    .details {
      margin-bottom: 5px;

      .sui-navbar {
        overflow: visible;
        margin-bottom: 0;

        .filter {
          min-height: 40px;
          padding-right: 20px;
          background: #fbfbfb;
          border: 1px solid #e2e2e2;
          padding-left: 0;
          border-radius: 0;
          box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);

          .sui-nav {
            position: relative;
            left: 0;
            display: block;
            float: left;
            margin: 0 10px 0 0;

            li {
              float: left;
              line-height: 18px;

              a {
                display: block;
                cursor: pointer;
                padding: 11px 15px;
                color: #777;
                text-decoration: none;
              }

              &.active {
                a {
                  background: #e1251b;
                  color: #fff;
                }
              }
            }
          }
        }
      }

      .goods-list {
        margin: 20px 0;

        ul {
          display: flex;
          flex-wrap: wrap;

          li {
            height: 100%;
            width: 20%;
            margin-top: 10px;
            line-height: 28px;

            .list-wrap {
              .p-img {
                padding-left: 15px;
                width: 215px;
                height: 255px;

                a {
                  color: #666;

                  img {
                    max-width: 100%;
                    height: auto;
                    vertical-align: middle;
                  }
                }
              }

              .price {
                padding-left: 15px;
                font-size: 18px;
                color: #c81623;

                strong {
                  font-weight: 700;

                  i {
                    margin-left: -5px;
                  }
                }
              }

              .attr {
                padding-left: 15px;
                width: 85%;
                overflow: hidden;
                margin-bottom: 8px;
                min-height: 38px;
                cursor: pointer;
                line-height: 1.8;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                -webkit-line-clamp: 2;

                a {
                  color: #333;
                  text-decoration: none;
                }
              }

              .commit {
                padding-left: 15px;
                height: 22px;
                font-size: 13px;
                color: #a7a7a7;

                span {
                  font-weight: 700;
                  color: #646fb0;
                }
              }

              .operate {
                padding: 12px 15px;

                .sui-btn {
                  // display: inline-block;
                  padding: 2px 14px;
                  box-sizing: border-box;
                  margin-bottom: 0;
                  font-size: 12px;
                  line-height: 18px;
                  text-align: center;
                  vertical-align: middle;
                  cursor: pointer;
                  border-radius: 0;
                  background-color: transparent;
                  margin-right: 15px;
                }

                .btn-bordered {
                  min-width: 85px;
                  background-color: transparent;
                  border: 1px solid #8c8c8c;
                  color: #8c8c8c;

                  &:hover {
                    border: 1px solid #666;
                    color: #fff !important;
                    background-color: #666;
                    text-decoration: none;
                  }
                }

                .btn-danger {
                  border: 1px solid #e1251b;
                  color: #e1251b;

                  &:hover {
                    border: 1px solid #e1251b;
                    background-color: #e1251b;
                    color: white !important;
                    text-decoration: none;
                  }
                }
              }
            }
          }
        }
      }
    }
  }
}
</style>